Access Door Flush Mount Uninsulated Material 14 ga Galvanized Steel Access Door Installation Wall or Ceiling Door Height 16 in Door Width 16 in Rough Opening Height 16 1/2 in Rough Opening Width 16 1/2 in Closure Type Key Operated Cylinder Cam Latch Hinge Type Piano Mounting Hole Size 8 Holes Diameter 1/4 in Finish White Powder Coated Primer Features Medium Security